a. Which of the following indicates reduction? Oxidation number Electrons Oxygen A. Decrease Lose Removal B. Decrease Lose Addition C. Decrease Gain Removal D. Increase Gain Addition b. The reaction between iron(III) sulphate solution and sodium iodide solution can be represented by the ionic equation below. 2Fe3+(aq) + 2I−(aq) → 2Fe2+(aq) + I2(aq) Which of the following shows the correct change in the oxidation number of iodine?
a. Which of the following indicates reduction? Oxidation number Electrons Oxygen A. Decrease Lose Removal B. Decrease Lose Addition C. Decrease Gain Removal D. Increase Gain Addition b. The reaction between iron(III) sulphate solution and sodium iodide solution can be represented by the ionic equation below. 2Fe3+(aq) + 2I−(aq) → 2Fe2+(aq) + I2(aq) Which of the following shows the correct change in the oxidation number of iodine?
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter3: Chemical Reactions
Section: Chapter Questions
Problem 57QRT
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a. Which of the following indicates reduction?
Oxidation number Electrons Oxygen
A. Decrease Lose Removal
B. Decrease Lose Addition
C. Decrease Gain Removal
D. Increase Gain Addition
b. The reaction between iron(III) sulphate solution and sodium iodide solution can be represented by the ionic
equation below.
2Fe3+(aq) + 2I−(aq) → 2Fe2+(aq) + I2(aq)
Which of the following shows the correct change in the oxidation number of iodine?
A. 0 to −2
B. 0 to −1
C. −1 to 0
D. −1 to −2
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